1422277041421 has 2 divisors, whose sum is σ = 1422277041422. Its totient is φ = 1422277041420.

The previous prime is 1422277041413. The next prime is 1422277041433. The reversal of 1422277041421 is 1241407722241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 834279465321 + 587997576100 = 913389^2 + 766810^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422277041421 - 2³ = 1422277041413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422277041461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711138520710 + 711138520711.

It is an arithmetic number, because the mean of its divisors is an integer number (711138520711).

Almost surely, 2^{1422277041421} is an apocalyptic number.

It is an amenable number.

1422277041421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422277041421 is an equidigital number, since it uses as much as digits as its factorization.

1422277041421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50176, while the sum is 37.

The spelling of 1422277041421 in words is "one trillion, four hundred twenty-two billion, two hundred seventy-seven million, forty-one thousand, four hundred twenty-one".